v3.10.0.1
Income Taxes (Reconciliation of Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Reconciliation of income tax expense computed by applying federal corporate tax rate      
Tax at statutory rate on earnings from continuing operations before unconsolidated entities, noncontrolling interest and income taxes $ 80,811 $ 204,742 $ 181,478
State income taxes, net of federal benefit (253) (1,115) (1,022)
Change in valuation allowance from ordinary operations (5,451) 8,237 3,921
Decrease in ASC 740 income tax liability (4,347) (4,750) (3,582)
Tax at statutory rate on earnings not subject to federal income taxes (89,947) (231,379) (209,204)
Foreign rate differential and foreign taxes 1,924 6,407 2,094
Change in tax status of TRS 359 (690) (5,629)
Effect of the 2017 Tax Act (23,160) (41,212) 0
Other differences 111 (39) 601
Income tax benefit $ (39,953) $ (59,799) $ (31,343)